Tidy Up is a full-featured duplicate finder and disk-tidiness utility. 

Structured & focused writing. Use Bike to think, write, organize.
Make lists, take notes, create documents. .
Bike's an unusually fast writing app designed for your Mac. Bike’s fast. It can handle big projects that break other outliners. Bike's also fast at the basics–opening files, scrolling views, and resizing windows. Bike won’t slow your Mac down.